OOIR: Observatory of International Research

Papers

(The TQCC of Scandinavian Journal of Clinical & Laboratory Investigation is 3. The table below lists those papers that are above that threshold based on CrossRef citation counts [max. 250 papers]. The publications cover those that have been published in the past four years, i.e., from 2022-06-01 to 2026-06-01.)

Article	Citations
Increased serum anti-angiogenic factor levels in insulin-resistant obese children and adolescents with or without liver steatosis (NAFL)	46
Short-term stability of routine coagulation tests under different storage temperatures in centrifuged whole blood samples: a practical approach	27
Elevated estradiol in a prepubertal female: within-laboratory systematic and practical interference screening	21
Prognostic potential of creatinine and Cystatin C in COVID-19 – a retrospective cohort study from Karolinska University Hospital	19
Cardiohepatic syndrome and its prognostic predictive ability in patients with pulmonary arterial hypertension	17
Reference intervals for lysosomal glucocerebrosidase activity in the healthy population	15
Recommendation on quality assurance of pneumatic transportation systems an opinion paper from the Nordic preanalytical scientific working group	14
First trimester serum apolipoproteins in the prediction of late-onset preeclampsia	13
Total and ionized calcium concentrations in human cerebrospinal fluid	12
The performance of saliva test strips for determining ethanol levels, as compared to gas chromatography and breathalyser methods	12
A study of size-selective renal elimination using a novel human model	12
The LEAP checklist for Laboratory Evaluation and Analytical Performance Characteristics reporting of clinical measurement procedures	11
The diagnostic accuracy of quality control rules	11
Plasma N-terminal pro-B-type natriuretic peptide in the detection of aortic valve stenosis	10
Serum brain-derived neurotrophic factor reflects the lower inflammation, lipid level, and major adverse cardiac and cerebrovascular events risk in maintenance hemodialysis patients	10
Preanalytical stability of 17 analytes in whole blood during transportation	9
Reliability of a point of care testing blood gas analyzer for measurement of lactate levels in cerebrospinal fluid	9
Reference intervals for 23 common biochemical parameters during pregnancy and the first six postpartum months	8
Variation of NK, NKT, CD4⁺ T, CD8⁺ T cells, and IL-17A by CalliSpheres^® microspheres-transarterial chemoembolization in refractory liver metastases patients	8
Correction	8
Chemometrics assisted untargeted metabolomic analysis to explore metabolic alterations in chronic urticaria via LC/Q-TOF/MS/MS	8
Presence of macroproteins on the measurement of vitamin B12: studying high vitamin B12 levels using polyethylene glycol and heterophile antibody blocking tubes	8
Comparison of two ELISA assays for the detection of anti-BP180 autoantibodies	8
Correction	8
Reference intervals for platelet large cell ratio, platelet distribution width, plateletcrit and standard haematological parameters determined on the Sysmex XN-10 in a cohort of 30,917 Danish blood do	8

SUMO specific peptidase 1 decreases after induction treatment, and its reduction predicts lower disease risk, better treatment response, longer survival of acute myeloid leukemia	8
Comparative evaluation of diagnostic and analytical performance of DIRUI FUS-200 and MUS-3600 fully automated urine analyzers	8
Use of thrombomodulin-modified thrombin generation in uncomplicated pregnancy: the normal range and prothrombotic phenotype	7
Correlation between plasma biochemical parameters and cardio-hepatic iron deposition in thalassemia major patients	7
LC-MS/MS analysis of 11-nor-9-carboxy-hexahydrocannabinol (HHC-COOH) and 11-hydroxy-hexahydrocannabinol (HHC-OH) for verification of hexahydrocannabinol (HHC) intake	7
Lipemia impact on HBA1C measurements in patients with and without hemoglobin variant: a rational laboratory use evaluation	7
Stability of bilirubin and oxyhaemoglobin in cerebrospinal fluid	7
Toward accurate LDL-cholesterol estimation: platform-specific, population-based equations outperform Friedewald in two independent cohorts	7
Testing MMA ₁₀₀ – the eGFR-adjusted concentration of methylmalonic acid in plasma	7
Reference intervals for holotranscobalamin and total vitamin B12 in 6–12-year-old children in Norway: the Health Oriented Pedagogical Project (HOPP)	7
Cutoff-dependent test responses and age, sex and seasonal variations of the alcohol biomarkers phosphatidylethanol (PEth) and carbohydrate-deficient transferrin (CDT)	7
Lipid levels in a cohort of healthy Danish schoolchildren ages 5 to 17 years	7
Association of ferritin and transferrin saturation with all-cause mortality, and the effect of concurrent inflammation: a danish cohort study	6
Direct cord blood LAMP colorimetric phenol red assay for detecting α ⁰ -thalassemia (SEA deletion); the validation and post-natal screening in Thailand	6
Sigma metric performances of Capillarys 3 Tera and Premier Hb9210 HbA1c analysers and comparison of conventional laboratory quality control practice with risk-based statistical quality control procedu	6
Cystatin C and creatinine eGFR reference intervals in healthy adults from Cameroon	6
Plasma metabolomics for diagnostic biomarkers on ectopic pregnancy	6
Utility of comet assay of DNA damage in the detection of malignant transformation of chronic liver cirrhosis	5
Diurnal fluctuations in thyroid hormones – the Bispebjerg study of diurnal variations	5
Evaluating routine blood and cerebrospinal fluid samples in narcolepsy patients	5
Indispensable tools of critical care management: blood gas analyzers	5
Differences in SARS-CoV-2 antibodies depending on age, blood group, and sex in a Swedish blood donor cohort	5
Establishment of a reference interval for glycated albumin based on medical check-up data from multiple medical institutions	5
Monocyte distribution width reference intervals in healthy Chinese adults: a study revealing the impact of anticoagulant choice	5
The course of plasma alpha-1-microglobulin and haemolysis during cardiac surgery and the relationship to acute kidney injury, a pilot study	5
Analysis of HbA1c using microfluidic card (Capitainer qDBS card) as a pre-step before determination of the HbA1c value with an immunological method	5
Multiplex recombinase polymerase amplification (RPA) assay for carrier detection and prenatal diagnosis of α ⁰ -thalassemia (SEA and THAI deletions)	5
Association of methylene tetrahydrofolate reductase (MTHFR) gene polymorphisms with serum folate, cobalanin and homocysteine concentrations in Greek adults	5
Critical test result management at Danish hospital laboratories: a national survey	5
Serum interα-trypsin inhibitor heavy chain H4 may be an anti-inflammatory marker reflecting disease risk, activity and treatment outcome of ankylosing spondylitis	5
Verification of examination procedures for 72 biochemical parameters on the atellica^® clinical chemistry and immunoassay analyzers	5
Optimal conditions for sampling of blood cytokine tests using AimPlex flow cytometry	5
The relationship between oxidative stress and autophagy and apoptosis in patients with paroxysmal atrial fibrillation	5
Interference of preservatives on urinary iodine measurement by Sandell–Kolthoff method	5
Comparison of serum antinuclear antibodies in Guillain–Barré syndrome and chronic inflammatory demyelinating polyradiculoneuropathy: a retrospective case–control study	5
Impact of preanalytical factors on the stability of acetylcholine receptor antibodies in serum	5
Gestational age-specific reference intervals for placental growth factor and its application in singleton and twin pregnancies: a population-based cohort study	4
Correction	4
The effect of posture and exercise on blood CO kinetics during the optimized carbon monoxide rebreathing procedure	4
One-year cancer risk after detection of blast cells in peripheral blood	4
Renal elimination and eGFR prediction of proenkephalin	4
Kynurenine pathway activation in ectopic pregnancy: diagnostic value of 3-hydroxykynurenine and 3-hydroxyanthranilic acid; a prospective study	4
Association between fibrosis markers and kidney function following peptide receptor radionuclide therapy in patients with neuroendocrine tumours	4
The association between serum MST1 and the prognosis in patients with chronic rhinosinusitis with nasal polyps after functional endoscopic sinus surgery	4
A deep dive into four thyroglobulin immunoassays from analytical perspective	4
Guide for the classification of porphyrias using state-of-the-art reverse-phase high-performance liquid chromatography	4
Gluten-free diet attenuates the impact of exogenous vitamin D on thyroid autoimmunity in young women with autoimmune thyroiditis: a pilot study	4
Five days serum glucose stability at room-temperature in centrifuged fast-clotting serum tubes and the comparability with glucose in heparin-plasma and plasma containing citrate-stabilizer	4
Paediatric, age-specific reference intervals for reticulocyte count on Abbotts Alinity hq platform	4
Platelet indices at admission and their performance associated with predicting all-cause mortality in the ICU: a large cross-sectional cohort study	4

Blood urea nitrogen/albumin ratio on admission predicts mortality in patients with non ST segment elevation myocardial infarction	4
A novel modification approach for the one sample Kolmogorov-Smirnov test in large sample size	4
Appearance of hexahydrocannabinols as recreational drugs and implications for cannabis drug testing – focus on HHC, HHC-P, HHC-O and HHC-H	4
Reproducibility and stability of the immature platelet fraction using Sysmex XN-10	4
Lot-to-lot difference: a new approach to evaluate regression studies	4
Plasma or serum 5-hydroxyindoleacetic acid can be used interchangeably in patients with neuroendocrine tumours	3
Analytical interference on measurement of immunoglobulins in monoclonal gammopathy	3
Impact of TP53 gene variants on prognosis and survival of childhood acute lymphoblastic leukemia	3
General practitioners’ assessment of interventions applied to optimize laboratory test utilization: a cross-sectional survey study	3
Undisclosed interference in 25-OH-Vitamin D immunoassay on Liaison XL analyzer when using heparin plasma tubes	3
Hypoosmolar and hyperosmolar COVID-19 patients are predisposed to dismal clinical outcomes	3
Correction	3
Evaluation of the Premier Hb9210 instrument for HbA1c determination	3
The predictive value of postoperative soluble urokinase plasminogen activator receptor concentration for postoperative complications following valvular surgery	3
Stability of serum placental growth factor (PlGF) and soluble fms-like tyrosine kinase 1 (sFlt-1)	3
Sulfate and acid-base balance	3
Red blood cell distribution width (RDW) reflects disease severity in patients with carbon monoxide poisoning: systematic literature review and meta-analysis	3
Adjustment of lactate dehydrogenase concentration results according to the haemolysis index following in vitro haemolysis	3
Correlation of serum omentin-1 level with clinical features and major adverse cardiac and cerebral events in patients undergoing continuous ambulatory peritoneal dialysis	3
Evaluation of total leukocytes count by flow cytometry with Beckman Coulter® DXH900 in the presence of platelet aggregates	3
Extending the Lund-Malmö creatinine-based GFR equation to cystatin C – validation results from the European Kidney Function Consortium (EKFC) cohort of children and adults	3
Rest reduces venous lactate levels significantly in patients in outpatient clinic	3
Longitudinal change of circulating tumour cell count and its relation to prognosis in advanced intrahepatic cholangiocarcinoma patients	3
Association between snus use and lipid status in Swedish men	3
Validation of cobas ^® pulse point-of-care testing device for blood glucose monitoring	3
Neuron-specific enolase measured in serum compared to plasma for neuroprognostication in out-of-hospital cardiac arrest	3
Pre-analytical diagnostic differences despite high adherence to guidelines for gestational diabetes mellitus	3
Standardised lung function metrics in healthy athletes	3
Establishing a pediatric reference interval for plasma calprotectin	3
Interference from haemolysis on serum protein electrophoresis in the identification and quantification of monoclonal immunoglobulins	3
Inflammatory markers calprotectin, NETs, syndecan-1 and neopterin in COVID-19 convalescent blood donors	3
A single blood sample for stimulated LH assayed by ICMA is useful for monitoring the treatment efficacy of triptorelin depot in girls	3
Circulating microRNA-222 and microRNA-146b: a potential differentiating tool between benign and malignant thyroid nodules	3
Predicting poor prognosis risk after endovascular thrombectomy for acute ischemic stroke: combination of TMAO and white matter lesions	3
Evaluation of a flow cytometry-based method for determination of T-lymphocyte subtypes for quality assessment of cell therapy products	3
Hb Tacoma is difficult to detect and may cause false results with different HbA1c methods	3